The following words and phrases when used in this subchapter shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Minor." An individual under 18 years of age.
"Surrogate decision maker." An individual under section 8611(b)(1), (2), (3), (4), (5), (6), (7) or (8) (relating to persons who may execute anatomical gift).
20 Pa.C.S. § 8653